在随机试验中,室外温度作为血压的混因素
Doug Brugge1, Misha Eliasziw2, Amy Mertl3
1Department of Public Health Sciences, University of Connecticut, Farmington and Storrs, CT, USA.
The Science of the total environment
|May 18, 2025
概括
室外温度显著影响血压,影响随机试验的结果. 研究人员应该测量温度作为血压研究中的潜在混因素.
科学领域:
- 环境健康 环境健康
- 心血管研究研究心血管研究
- 临床试验 临床试验
背景情况:
- 温度波动与血压变化有关.
- 温度可以作为随机交叉试验中的混因素.
研究的目的:
- 评估室外和室内温度对血压的影响.
- 为了确定温度是否是空气污染研究中的混因素.
主要方法:
- 来自随机交叉试验的190对血压测量的分析.
- 评估血压与室外/室内温度之间的关联.
主要成果:
- 室外温度下降与缩血压升高相关 (+0.24 mmHg/°F较冷).
- 室外温度的升高与缩血压的降低相关 (-0.28 mmHg/°F更热).
- 室内温度对血压的影响很小,不显著.
结论:
- 室外温度影响血压,可能作为空气污染的替代品.
- 在血压结果试验中,应测量温度并将其视为时间变化的混因子.
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